From d6b883e642ef9e2666a4778b3c82fd8b6ddcb60a Mon Sep 17 00:00:00 2001
From: Eddy Chen <89349085+ecxyzzy@users.noreply.github.com>
Date: Fri, 25 Aug 2023 21:56:32 -0700
Subject: [PATCH] fix: :bug: make sure average GPA field is not NaN (#85)

---
 apps/api/v1/rest/grades/src/lib.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apps/api/v1/rest/grades/src/lib.ts b/apps/api/v1/rest/grades/src/lib.ts
index 76a7ed50..727bdbae 100644
--- a/apps/api/v1/rest/grades/src/lib.ts
+++ b/apps/api/v1/rest/grades/src/lib.ts
@@ -92,7 +92,7 @@ export function aggregateGrades(grades: GradesRaw): GradesAggregate {
         ).map((key) => [key, grades.reduce((a, { [key]: b }) => a + b, 0)]),
       ) as Omit<GradeDistribution, "averageGPA">),
       averageGPA:
-        grades.reduce((a, { averageGPA: b }) => a + b, 0) / grades.filter(isNotPNPOnly).length,
+        grades.reduce((a, { averageGPA: b }) => a + b, 0) / grades.filter(isNotPNPOnly).length || 0,
     },
   };
 }